Home / 13,996.76-20,963.66-6,585.57

Finding the Fourth Proportional to 13,996.76, 20,963.66 and 6,585.57

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Solution

The fourth proportional to 13,996.76, 20,963.66 and 6,585.57 is: 9,863.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,996.76 : 20,963.66 = 6,585.57 : x
  2. Step 2: Convert to fraction form
    13,996.76/20,963.66 = 6,585.57/x
  3. Step 3: Cross multiply
    13,996.76x = 20,963.66 × 6,585.57
  4. Step 4: Simplify right side
    13,996.76x = 138,057,617.46
  5. Step 5: Solve for x
    x = 138,057,617.46/13,996.76
  6. Step 6: Final answer
    x = 9,863.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.